Files
bec_widgets/bec_widgets/qt_utils/toolbar.py
T

67 lines
2.4 KiB
Python

from abc import ABC, abstractmethod
from collections import defaultdict
# pylint: disable=no-name-in-module
from qtpy.QtCore import QSize
from qtpy.QtWidgets import QToolBar, QToolButton, QWidget
class ToolBarAction(ABC):
@abstractmethod
def add_to_toolbar(self, toolbar: QToolBar, target: QWidget):
"""Adds an action or widget to a toolbar.
Args:
toolbar (QToolBar): The toolbar to add the action or widget to.
target (QWidget): The target widget for the action.
"""
class SeparatorAction(ToolBarAction):
"""Separator action for the toolbar."""
def add_to_toolbar(self, toolbar: QToolBar, target: QWidget):
self.separator = QToolButton()
self.separator.setFixedSize(2, 22)
toolbar.addWidget(self.separator)
class ModularToolBar(QToolBar):
"""Modular toolbar with optional automatic initialization.
Args:
parent (QWidget, optional): The parent widget of the toolbar. Defaults to None.
actions (list[ToolBarAction], optional): A list of action creators to populate the toolbar. Defaults to None.
target_widget (QWidget, optional): The widget that the actions will target. Defaults to None.
color (str, optional): The background color of the toolbar. Defaults to "black".
"""
def __init__(
self, parent=None, actions=None, target_widget=None, color: str = "rgba(255, 255, 255, 0)"
):
super().__init__(parent)
self.widgets = defaultdict(dict)
self.set_background_color(color)
if actions is not None and target_widget is not None:
self.populate_toolbar(actions, target_widget)
def populate_toolbar(self, actions: dict, target_widget):
"""Populates the toolbar with a set of actions.
Args:
actions (list[ToolBarAction]): A list of action creators to populate the toolbar.
target_widget (QWidget): The widget that the actions will target.
"""
self.clear()
for action_id, action in actions.items():
action.add_to_toolbar(self, target_widget)
self.widgets[action_id] = action
def set_background_color(self, color: str):
self.setStyleSheet(f"QToolBar {{ background: {color}; }}")
self.setIconSize(QSize(20, 20))
self.setMovable(False)
self.setFloatable(False)
self.setContentsMargins(0, 0, 0, 0)